How to Use "mnemonic" with Example Sentences

1. There may even be a mnemonic for all this .
2. The song is a mnemonic , yes ?
3. Instead , beef up your own security by upgrading your brain to use mnemonic passwords .
4. If this sentence sounds a little vague , that 's because it 's actually a mnemonic code .
5. The goal was purification of the conscience using a mnemonic device .